| Official Name: | Buena Vista, Iowa |
| Settlement Type: | unincorporated community |
| Mapsize: | 250x200px |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Clinton County |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation M: | 201 |
| Elevation Ft: | 660 |
| Coordinates: | 41.7417°N -90.7403°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 52729 |
| Area Code: | 563 |
Buena Vista is an unincorporated community in Clinton County, Iowa, United States, located on the north bank of the Wapsipinicon River, almost 7 miles south of Calamus and two miles east of Dixon. From 1849 to 1914, it had a post office, sited in the southwestern part of Section 9 of Olive Township, at the southeast corner of the intersection of 178th Avenue and 298th Street.
According to The History of Clinton County, Iowa (1879),